realtime facial recognition system that troops can use on the move. but first, the pentagon's new cyber strategy unveiled this month by defense secretary leon panetta makes it clear the u.s. military will take preemptive action if it detects a potential cyber attack that would kill americans or devastate american infrastructure. the aim is to make the threat of counterattack a powerful deterrent. is this the right cyber strategy for america? here with answers is irving la- chow the director of the program on u.s. national security in the information age at the the cent for new american security. irving welcome to the program. >> thank you very much. >> what's the importance of this statement especially at this time? >> i think secretary panetta had two goals in mind in issuing the statement. the first is a message to the adversaries around the world that the united states has the means and the will to defend itself. to take action if necessary, including preemptive action, and to respond if it should need to including by using cyber means. i think secretary panetta also intended this to

>>> welcome to "this week in defense news." i'm vago muradian. for more than a dozen years u.s. army soldiers have been in combat in iraq, afghanistan, and elsewhere around the world stressing the force more severely than at any period since the vietnam war. while the army has ended operations in iraq soldiers still constitute the bulk of the international coalition doing the fighting and supporting in afghanistan and will continue to do so until the mission there ends in 2014. plus, the army is looking past the decade of war to prepare the force for future challenges including refocusing on the pacific. that will mean a change in equipment, personnel, and manpower levels as the service retools from having spent years fighting in the middle east and central asia. engineering that change in an era of tight resources is the army's 38th chief of staff, general ray odierno who joins us from the association of the annual conference and trade show. sir, welcome back. >> thank you. >> i wanted to start off. sequestration is the top issue in washington. you have frequently said that se

possess the means to do exsteenings damage to the u.s. with nuclear weapons. we now have to bring into that, a power set that is very complex, because we've got to both deter the regional as piering and assure what we provide. the folks at u.s. stratcom are working on this. >> there is discussion of 5,000 now to come out of this, round about 5,000, give or take, but also folks talking about at the end of the day, the nation can get away with an arsenal of 1,000 weapons. does numerically, 1,000 work given the kind of challenges you have? >> numbers are important in this discussion. more important is the capacity to produce the deterrent attributes that you need for the 21st century environment. as an air man, we produce at the end of the day, responsiveness, and flexibility for the president in his triad. to the degree that can he opinion to do that at a certain number, we're ready to discuss it. but, there is a basic stabilizing effect particularly produced by our icbm leg, which doesn't happen below a certain number. and it's also difficult for us to build an enterprise around to

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